ayaports/user/linux-rm/APKBUILD

244 lines
7.5 KiB
Text

# Maintainer: Antoine Martin (ayakael) <dev@ayakael.net>
# Contributor: Antoine Martin (ayakael) <dev@ayakael.net>
pkgname=linux-rm
pkgver=5.4.70
_rmver=1.3.3
pkgrel=2
pkgdesc="Linux kernel with reMarkable patches"
url=https://github.com/reMarkable/linux
depends="initramfs-generator linux-firmware-brcm linux-firmware-cypress"
_depends_dev="perl gmp-dev elfutils-dev bash mpc1-dev mpfr-dev"
makedepends="$_depends_dev sed installkernel bc linux-headers linux-firmware mawk
bison flex openssl-dev>3 diffutils pahole findutils xz lzop
"
options="!strip !check"
builddir="$srcdir"/linux-RM1XX_${pkgver}_v$_rmver
source="
https://github.com/reMarkable/linux/archive/refs/tags/RM1XX_${pkgver}_v$_rmver.tar.gz
enable-automatic-partial-refreshing.patch
enable-sdhc1.patch
config-changes-rm.armv7
config-changes-rm.armhf
"
arch="armv7 armhf"
license="GPL-2.0"
for _i in $source; do
case $_i in
config-*.$CARCH)
_f=${_i%."$CARCH"}
_f=${_f#config-changes-}
_flavors="$_flavors $_f"
[ "linux-$_f" != "$pkgname" ] && subpackages="$subpackages linux-$_f::$CTARGET_ARCH"
subpackages="$subpackages linux-$_f-dev:_dev:$CBUILD_ARCH"
;;
esac
done
_carch=$CARCH
case "$CARCH" in
aarch64) _carch="arm64" ;;
arm*) _carch="arm" ;;
esac
# generate config from defconfig and apply local changes.
# config-changes-$flavor.$CARCH holds a list of = delimited
# config command and values used by kernel scripts/config script.
_genconfig() {
local flavor=$1 defconfig=
local subbuilddir="$srcdir"/build-$flavor
local defconfig=
case $flavor in
rm) defconfig=zero-gravitas_defconfig ;;
rm2) defconfig=zero-sugar_defconfig ;;
*) die "Unknown flavor: $flavor" ;;
esac
cp "$builddir"/arch/$_carch/configs/$defconfig \
"$subbuilddir"/.config
while read -r line; do
# skip comments
case "$line" in
"#"*) continue;;
esac
local option=${line%%=*} str=
local cmd=$(echo $line | cut -d= -f2)
case "$cmd" in
y) cmd="enable";;
n) cmd="disable";;
m) cmd="module";;
'"'*) cmd="set-str"; str="${line#*=}";;
[0-9]*) cmd="set-val"; str="${line#*=}";;
*) die "Command $cmd not accepted" ;;
esac
msg "[$flavor] $cmd: $option $str"
"$builddir"/scripts/config \
--file "$subbuilddir"/.config \
--$cmd "$option" "${str//\"/}"
done < "$srcdir"/config-changes-$flavor.$CARCH
}
# verify if options are set to correct value
_verifyconfig() {
local flavor=$1
local subbuilddir="$srcdir"/build-$flavor
while read -r line; do
[ ${line:0:1} = "#" ] && continue
local option=${line%%=*} str= invert=
local cmd=$(echo $line | cut -d= -f2)
case "$cmd" in
enable) str="$option=y" ;;
disable) str="$option"; invert="-v" ;;
module) str="$option=m" ;;
set-val) str="$option=${line##*=}" ;;
set-str) str=${line##*=}
str="$option=\"${str//\"/}\"" ;;
esac
grep -q $invert "^$str" "$subbuilddir"/.config || \
die "Config: $option not properly set!"
done < "$srcdir"/config-changes-$flavor.$CARCH
}
prepare() {
default_prepare
local flavor=
for flavor in $_flavors; do
local _builddir="$srcdir"/build-$flavor
mkdir -p "$_builddir"
echo "-$pkgrel-$flavor" > "$_builddir"/localversion-alpine
_genconfig $flavor
make -C "$builddir" \
O="$_builddir" \
ARCH="$_carch" \
olddefconfig
_verifyconfig $flavor
done
}
build() {
unset LDFLAGS
for i in $_flavors; do
cd "$srcdir"/build-$i
local _kver=$(make kernelversion)
if [ "$_kver" != "$pkgver" ]; then
error "Version in Makefile ($_kver) does not correspond with pkgver ($pkgver)"
return 1
fi
make ARCH="$_carch" CC="${CC:-gcc}" KLZOP="/usr/bin/lzop" \
KBUILD_BUILD_VERSION="$((pkgrel + 1 ))-Alpine"
done
}
_package() {
local _flavor="$1" _outdir="$2"
local _builddir="$srcdir"/build-$_flavor
local _abi_release="$(make -C "$_builddir" -s kernelrelease)"
cd "$srcdir"/build-$_flavor
mkdir -p "$_outdir"/boot "$_outdir"/lib/modules
local _install="zinstall dtbs_install"
cd "$srcdir"/build-$_flavor
# modules_install seems to regenerate a defect Modules.symvers. Work
# around it by backing it up and restore it after modules_install
cp Module.symvers Module.symvers.backup
local INSTALL_DTBS_PATH="$_outdir"/boot
make -j1 modules_install $_install \
ARCH="$_carch" \
INSTALL_MOD_PATH="$_outdir" \
INSTALL_MOD_STRIP=1 \
INSTALL_PATH="$_outdir"/boot \
INSTALL_DTBS_PATH="$INSTALL_DTBS_PATH"
cp Module.symvers.backup Module.symvers
cp "$_builddir"/arch/arm/boot/zImage "$_outdir"/boot/zImage
rm "$_outdir"/boot/vmlinuz-$_flavor
rm -f "$_outdir"/lib/modules/$_abi_release/build \
"$_outdir"/lib/modules/$_abi_release/source
rm -rf "$_outdir"/lib/firmware
install -D -m644 include/config/kernel.release \
"$_outdir"/usr/share/kernel/$_flavor/kernel.release
}
# main flavor installs in $pkgdir
package() {
_package rm "$pkgdir"
}
# subflavors install in $subpkgdir
rm2() {
depends="initramfs-generator linux-firmware-brcm linux-firmware-cypress"
_package rm2 "$subpkgdir"
}
_dev() {
local _flavor=$(echo $subpkgname | sed -E 's/(^linux-|-dev$)//g')
local _builddir="$srcdir"/build-$_flavor
local _abi_release="$(make -C "$_builddir" -s kernelrelease)"
# copy the only the parts that we really need for build 3rd party
# kernel modules and install those as /usr/src/linux-headers,
# simlar to what ubuntu does
#
# this way you dont need to install the 300-400 kernel sources to
# build a tiny kernel module
#
pkgdesc="Headers and script for third party modules for $_flavor kernel"
depends="$_depends_dev"
local dir="$subpkgdir"/usr/src/linux-headers-$_abi_release
# first we import config, run prepare to set up for building
# external modules, and create the scripts
mkdir -p "$dir"
cp "$_builddir"/.config "$dir"/.config
echo "-$pkgrel-$_flavor" > "$dir"/localversion-alpine
make -j1 -C "$builddir" \
O="$dir" \
ARCH="$_carch" \
AWK="${AWK:-mawk}" \
syncconfig prepare modules_prepare scripts
# remove the stuff that points to real sources. we want 3rd party
# modules to believe this is the soruces
rm "$dir"/Makefile "$dir"/source
# copy the needed stuff from real sources
#
# this is taken from ubuntu kernel build script
# http://kernel.ubuntu.com/git/ubuntu/ubuntu-zesty.git/tree/debian/rules.d/3-binary-indep.mk
cd "$builddir"
find . -path './include/*' -prune \
-o -path './scripts/*' -prune -o -type f \
\( -name 'Makefile*' -o -name 'Kconfig*' -o -name 'Kbuild*' -o \
-name '*.sh' -o -name '*.pl' -o -name '*.lds' \) \
-print | cpio -pdm "$dir"
cp -a scripts include "$dir"
# shellcheck disable=SC2046
find $(find arch -name include -type d -print) -type f \
| cpio -pdm "$dir"
install -Dm644 "$_builddir"/Module.symvers \
"$dir"/Module.symvers
mkdir -p "$subpkgdir"/lib/modules/$_abi_release
ln -sf /usr/src/linux-headers-$_abi_release \
"$subpkgdir"/lib/modules/$_abi_release/build
}
sha512sums="
80ab274ca3d30935d9913490662f17499c1ceedb438fe171554097d25ffc1cf85ee53f0c1642e94c0b833fdfb17636cd554bf685e4a6f5dac20cf122c1a25447 RM1XX_5.4.70_v1.3.3.tar.gz
0f47278c5bfafb939e46224fbf16f9491e3cc560ac128dcf430a1f6cf9064fb1c5bf5db1a3076c35d30c004aec525a7d6616a647564f197bb29c57701c1db982 enable-automatic-partial-refreshing.patch
6f2036a2f88b0d80ba5e37e3d119aebd2dc33453f5a5d84b319ec50c0c00d8cb93fc4b3f5e10f3d56c1496f3cb297551c405f36c5d864af112398f0792f1549a enable-sdhc1.patch
7f118de35f63960c0d9dc8d8ed56c4097006a3545d4672b618b1d430a7a9c018dbda4c2bfe900cd013c5f65766ddd62b1638ddfeb1bafde307f77d25891bd438 config-changes-rm.armv7
7f118de35f63960c0d9dc8d8ed56c4097006a3545d4672b618b1d430a7a9c018dbda4c2bfe900cd013c5f65766ddd62b1638ddfeb1bafde307f77d25891bd438 config-changes-rm.armhf
"